Vailant with weather compensation and mixed circuit for under floor heating.
An upgrade job. A Vailant ecotech fitted with on off controls and fixed blending temperature for under floor heating. Now it's weather compensated and can control radiators and underfloor heating at different temperatures and times.
Видео Vailant with weather compensation and mixed circuit for under floor heating. канала Andrew Millward Watford
Видео Vailant with weather compensation and mixed circuit for under floor heating. канала Andrew Millward Watford
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